Home / 103,625.60-155,438.40-37,097.60

Finding the Fourth Proportional to 103,625.60, 155,438.40 and 37,097.60

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Solution

The fourth proportional to 103,625.60, 155,438.40 and 37,097.60 is: 55,646.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,625.60 : 155,438.40 = 37,097.60 : x
  2. Step 2: Convert to fraction form
    103,625.60/155,438.40 = 37,097.60/x
  3. Step 3: Cross multiply
    103,625.60x = 155,438.40 × 37,097.60
  4. Step 4: Simplify right side
    103,625.60x = 5,766,391,587.84
  5. Step 5: Solve for x
    x = 5,766,391,587.84/103,625.60
  6. Step 6: Final answer
    x = 55,646.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.